El Regidor (San Antonio, Tex.), Vol. 19, No. 858, Ed. 1 Thursday, June 7, 1906, newspaper, June 7, 1906; (https://texashistory.unt.edu/ark:/67531/metapth1077285/m1/4/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .